Postal reference
ZIP 78664, Texas
ZIP code 78664 is associated with Round Rock in Texas in the GeoNames postal reference.
Reference details
- State
- Texas (TX)
- ZIP code
- 78664
- Associated localities
- Round Rock
- County names in postal records
- Williamson
- Approximate postal point
- 30.5145, -97.668
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.